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Implemented adding array sizes for Is abbreviations

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This commit is contained in:
Neil Brown 2008-03-06 15:25:05 +00:00
parent edefe7be9f
commit 807b219a39
1 changed files with 10 additions and 4 deletions
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14
backends/BackendPasses.hs
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@ -41,8 +41,6 @@ squashArrays = makePassesDep
where
prereq = Prop.agg_namesDone ++ Prop.agg_typesDone ++ Prop.agg_functionsGone ++ [Prop.subscriptsPulledUp, Prop.arrayLiteralsExpanded]
-- Prop.subscriptsPulledUp
-- | Identify processes that we'll need to compute the stack size of.
identifyParProcs :: Data t => t -> PassM t
identifyParProcs = doGeneric `extM` doProcess
@ -119,9 +117,17 @@ declareSizesArray = doGeneric `ext1M` doStructured
= do t <- typeOfSpec spec
case (spec,t) of
(_,Just (A.Array ds _)) -> if elem A.UnknownDimension ds
then do let sizeSpec = A.Specification m' (append_sizes n) (A.Declaration m' (A.Array [A.Dimension $ length ds] A.Int) Nothing)
then case spec of
A.Is _ _ _ v@(A.Variable _ srcN) ->
do (A.Array srcDs _) <- typeOfVariable v
let sizeDiff = length srcDs - length ds
subSrcSizeVar = A.SubscriptedVariable m' (A.SubscriptFrom m' $ makeConstant m' sizeDiff) (A.Variable m' $ append_sizes srcN)
sizeSpecType = A.Is m' A.ValAbbrev (A.Array [A.Dimension $ length ds] A.Int) subSrcSizeVar
sizeSpec = A.Specification m' (append_sizes n) sizeSpecType
s' <- doStructured s
return (A.Spec m sp $ A.Spec m sizeSpec $ s') -- TODO fix this
defineSizesName m' (append_sizes n) sizeSpecType
return (A.Spec m sp $ A.Spec m sizeSpec $ s')
_ -> doGeneric str --TODO IsExpr and Reshapes
else do let n_sizes = append_sizes n
sizeSpecType = makeStaticSizeSpec m' n_sizes ds
sizeSpec = A.Specification m' n_sizes sizeSpecType